见面课:逆矩阵及其应用
1. ![第一题.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/04a446b0edb34ec29286f9d2b5bee932.png)![C.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/b7140d2e1d9242a88dc74d3aa384dc70.png)

1. 设A,B均为n阶方阵,下列运算规律正确的是( )。![2A.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/7367c1a3f45247b8a1587cb27c40ad87.png);![2D.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/fd24c73455a6441d81dd0ce3baed7a4e.png)

1. [第三题.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/117c481e82454544a7aafca0e6ed87a3.png)![3A.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/30c4de2923c1425d822c960727e0f204.png);![3D.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/c209373bb406466d97aaec26639f318f.png)

1. [第四题.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/65c6b04f2f924d4da17defb8761a48c9.png)![4B.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/116c5a22b31f4ebab8bbcc35a64229f7.png);![4D.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/ca7b07eb8e7f4d1ea167f8eddbbc4aef.png)

1. [第五题.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/989873fbc3c142d2888eef33b25d1357.png) ![5A.png](https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202103/551212e553f84e3381b352e2dfd2804d.png)

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